板上已經有類似的問題,但解決方案代碼建議不適用於我。我想通過使用Java消息服務和Wildfly 10應用服務器來實現一個簡單的聊天程序(jms pub/sub)。我在eclipse中配置並啓動了服務器(status:Started,Synchronized)。當我編譯我的PROGRAMM只由一類,出現此錯誤消息:JNDI:無法實例化類:org.jboss.naming.remote.client.InitialContextFactory
javax.naming.NoInitialContextException: Cannot instantiate class: org.jboss.naming.remote.client.InitialContextFactory [Root exception is java.lang.ClassNotFoundException: org.jboss.naming.remote.client.InitialContextFactory] at javax.naming.spi.NamingManager.getInitialContext(Unknown Source) at javax.naming.InitialContext.getDefaultInitCtx(Unknown Source) at javax.naming.InitialContext.init(Unknown Source) at javax.naming.InitialContext.<init>(Unknown Source) at Chat.<init>(Chat.java:55) at Chat.main(Chat.java:128) Caused by: java.lang.ClassNotFoundException: org.jboss.naming.remote.client.InitialContextFactory at java.net.URLClassLoader.findClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source) at java.lang.ClassLoader.loadClass(Unknown Source) at java.lang.Class.forName0(Native Method) at java.lang.Class.forName(Unknown Source) at com.sun.naming.internal.VersionHelper12.loadClass(Unknown Source) at com.sun.naming.internal.VersionHelper12.loadClass(Unknown Source) ... 6 more
我不認爲這有什麼不好的代碼的JNDI屬性(我嘗試了幾種衍生物):
Properties jndiProps = new Properties();
jndiProps.put(Context.INITIAL_CONTEXT_FACTORY,
"org.jboss.naming.remote.client.InitialContextFactory");
jndiProps.put(Context.PROVIDER_URL,"remote://localhost:9090");
jndiProps.put(Context.SECURITY_PRINCIPAL, "testuser");
jndiProps.put(Context.SECURITY_CREDENTIALS, "testpassword");
jndiProps.put("jboss.naming.client.ejb.context", true);
Context ctx = new InitialContext(jndiProps);
的wildfly 10罐子被添加到項目的路徑,還有jms.jar
還有什麼可能導致錯誤?
編輯:
我試過,因爲我認爲一些罐子不承認使用Maven。我加入wildfly10和JMS到我的POM文件:
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>mannheim</groupId>
<artifactId>hello</artifactId>
<version>0.0.1-SNAPSHOT</version>
<dependencies>
<dependency>
<groupId>javax.jms</groupId>
<artifactId>jms</artifactId>
<version>1.1</version>
</dependency>
<dependency>
<groupId>org.wildfly</groupId>
<artifactId>wildfly-ejb-client-bom</artifactId>
<version>10.0.0.Final</version>
</dependency>
</dependencies>
</project>
在POM文件,它說兩個依賴:
缺少神器的javax.jms:JMS:罐子:1.1
所以有我認爲jar.files仍然存在問題?
您是否嘗試添加'jndiProps.put(Context.URL_PKG_PREFIXES,「org.jboss.ejb.client.naming」);'在你的jndi屬性上? – likeachamp
我將它添加到屬性,但仍然讓我這個錯誤:「javax.naming.NoInitialContextException:無法實例化類:org.jboss.naming.remote.client.InitialContextFactory」 –
我認爲你缺少jboss-client.jar文件?它是在wildfly/bin/client – likeachamp